Home / 89,287.02-123,217.62-49,004.54

Finding the Fourth Proportional to 89,287.02, 123,217.62 and 49,004.54

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Solution

The fourth proportional to 89,287.02, 123,217.62 and 49,004.54 is: 67,627.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,287.02 : 123,217.62 = 49,004.54 : x
  2. Step 2: Convert to fraction form
    89,287.02/123,217.62 = 49,004.54/x
  3. Step 3: Cross multiply
    89,287.02x = 123,217.62 × 49,004.54
  4. Step 4: Simplify right side
    89,287.02x = 6,038,222,787.99
  5. Step 5: Solve for x
    x = 6,038,222,787.99/89,287.02
  6. Step 6: Final answer
    x = 67,627.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.